func()

in decode.go [237:249]

• 11 lines of code
• 3 McCabe index (conditional complexity)

func (r *Reader) Read(p []byte) (int, error) {
	if r.err != nil {
		return 0, r.err
	}

	if err := r.fill(); err != nil {
		return 0, err
	}

	n := copy(p, r.decoded[r.i:r.j])
	r.i += n
	return n, nil
}